diff --git a/application/controllers/cache.php b/application/controllers/cache.php
index 1d9a0e20..075fd162 100644
--- a/application/controllers/cache.php
+++ b/application/controllers/cache.php
@@ -147,7 +147,7 @@ class Cache extends CI_Controller
             {
                 if ($f!='.' && $f!='..' && (strpos($dir, '/cn/')==false) && (strpos($f, '.pdf')===false))
                 {
-                    $file_temp = str_ireplace('index.htm###', '', $f.'###');
+                    $file_temp = str_ireplace('/index.htm###', '', $f.'###');
                     $file_temp = str_ireplace('###', '', $file_temp);
                     $path_temp = str_ireplace($this->dir, '', $dir);
                     $url_temp = $this->current_domain.$path_temp.'/'.$file_temp;